Objective · To understand current smoking status and analyze its influencing factors among university students in Shanghai, and provide reference and guidance for further efforts of tobacco control in campus. Methods · A total of 4816 students from 19 col eges in Shanghai were selected by stratified multi-stage cluster sampling and the sample size in each part was decided by proportion of col eges and types of specialities. Self-administered questionnaire was conducted to understand the current tobacco use and its influencing factors were analyzed. Results · The overal smoking prevalence of col ege students in Shanghai was 5.80%. General y, smoking prevalence of junior col ege students was higher than that of undergraduates (11.27% vs 3.68%, P<0.05) and smoking prevalence of male students was higher than that of females (11.10% vs 0.95%, P<0.05). Nonsmokers endorsed higher awareness on the harm of smoking and second-hand smoking than smokers(P<0.01). Besides, nonsmokers had a more positive attitude towards tobacco control policy than smokers (P<0.01). Students who studied in the junior college, males, in the senior grade, majored in liberal arts, with higher monthly living expenses, held negative attitude in raising cigarette prices and supporting of establishing smoke-free campuses were more likely to be smokers. Conclusion · Tobacco use among university students in Shanghai deserves attention. It is necessary to carry out systematic and in-depth education to prevent and reduce smoking among the university students.

The harm of tobacco is one of the most serious public health issues nowadays, and the social cost produced by smoking is increasing year by year. There are about 6 million people dying from smoking-related diseases each year, and the number of death will surpass 8 million by 2030. Helping smokers quit is the most direct and effective method to reduce the burden of disease caused by tobacco. M-health based on smartphone shows huge potential in prompting health behavior. Progress of studies on smartphone applications (APP), a new way of tobacco control, is reviewed to provide reference for future tobacco control practice and exploration.

Objective To estimate the status of secondhand smoking (SHS) among restaurant workers in Shanghai and explore its impact on health. Methods A random sample of 242 workers from 33 restaurants was selected to participate in the face to face interview. Results There were 90.7% restaurant workers suffered SHS during working with mean exposed time of 23.9?18.6 hours per week. The exposure time each week was positively associated with the symptom of dyspnea and irritated eyes, and the odds ratios were 1.03 (95%CI: 1.01~1.06) and 1.02 (95%CI: 1.01~1.03), respectively. There were 70.7% surveyed participants supported the concept of smoke-free restaurants. Conclusion The restaurant workers in Shanghai suffered from SHS seriously which result in impairment of respiratory system.

Abstract E cigarette has become more and more popular among adolescents, and the awareness and use of e cigarettes among middle and high school students have shown a significant upward trend. E cigarette use is not only harmful to adolescent health, but also may become a gateway to other addictive substances. Individual characteristics, products features, environment and other factors were associated with e cigarette use among adolescents. The purpose of the review is to understand the current status and associated factors of adolescent e cigarette use, so as to provide scientific suggestions for the prevention of e cigarette use among adolescents.

Objective: To evaluate the comprehensive workplace health promotion intervention effects on workplace health promotion in 10 government agencies. Methods: A prospective self-controlled design was employed. Baseline evaluation and effectiveness evaluation were both conducted by questionnaire investigation. Results: The intervention results showed that most effectiveness indicators were significantly improved including health behaviors, psychosocial work environment, and health status. After the intervention, the prevalence of passive smoking and physical inactivity decreased from 70.3% and 38.7% to 44.1% and 30.5%, respectively. The scores of job control and social support at work increased by 0.30 and 0.05, respectively. The prevalence of good self-rated health and good mental health raised from 68.3% and 68.8% to 75.6% and 85.6%, respectively. However, the scores of job demand increased by 0.4. Furthermore, the prevalence of occupational stress increased significantly from 45.8% to 65.5%. Conclusion After implementing workplace health promotion, the physical and mental health of the staff have been promoted. However, the occupational stress of government officials still need to be improved.

ObjectiveTo evaluate the warning effect of different tobacco packaging on teenagers and provide an objective evidence for improving tobacco packaging in China. MethodsA multi-stage cluster sampling method was used to investigate students from two middle schools and two high schools in Huangpu District， Shanghai with a self-filled questionnaire survey， and a total of 1 238 valid questionnaires were collected. Epidata 3.1 was used to input data and SPSS 20.0 was used for data analysis. ResultsAbout 69% of the respondents supported printing pictures of diseases on tobacco packages in China， and 81.58% thought graphic warnings should cover more than 70% of the tobacco package. The effect of graphic health warning labels was better than that of text-only warning labels （P<0.05）， and the effect of real photos was better than abstract pictures. In addition， labels with real graphic warnings had the highest scores in terms of preventing youth smoking and the degree of support， which was significantly different from abstract graphic warning labels and text-only warning labels （P<0.05）. ConclusionCigarette packs with graphic health warnings have a stronger effect on teenagers than plain text health warnings. Teenagers support the use of graphic warnings. It is recommended to apply graphic health warnings with real photos of diseases on the cigarette packages to maximize the effect of the health warnings.

ObjectiveTo explore the influencing factors of willingness to quit smoking in smokers， and to provide reference for further smoking cessation intervention. MethodsThrough purposive sampling， smokers were recruited from 4 residential communities and 3 companies in Shanghai for an online questionnaire survey. The survey included general demographic characteristics， willingness to quit smoking， smoking condition， tobacco addiction， awareness of influence of smoking， smoking abstinence self-efficacy， and smoking rationalization belief. T-test， χ² test and multiple logistic regression were used to analyze the data. ResultsA total of 336 valid questionnaires were collected. The average age of the smokers was （37.1±10.2） years， and most of their education level was college or above （58.3%）. The daily number of cigarette use was （11.46±7.22） and most of smokers were classified as low nicotine dependence （58.3%）. Today 248 smokers planned to quit smoking in the next six months. Compared with smokers with low smoking abstinence self-efficacy， smokers with high self-efficacy were more likely to quit smoking （OR=2.406，95%CI： 1.357‒4.267）； Smokers with low smoking rationalization belief were more likely to quit smoking than those with high rationalization belief （OR=2.112， 95%CI： 1.167‒3.821）. ConclusionSmoking abstinence self-efficacy has a positive impact on willingness to quit smoking， while smoking rationalization belief has a negative impact on the willingness to quit smoking. Efforts to improve smoking abstinence self-efficacy and dispel smoking rationalization beliefs of smokers should be made to promote the intention to quit among smokers.